199123154

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{85903}}^1$

素因数の和:85985

約数の個数: 16

約数和(自身を含む): 319562880

約数和(自身を除く): 120439726

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 85903, 171806, 1632157, 3264314, 5240083, 10480166, 99561577, 199123154]

約数ペア:

[(1, 199123154), (2, 99561577), (19, 10480166), (38, 5240083), (61, 3264314), (122, 1632157), (1159, 171806), (2318, 85903)]